.main{
    position: relative;
    background-color: rgba(150, 143, 139, 0.685);
    width: 1200px;
    background-size: 1200px 100%;
    margin: 0 auto;
}
.kuang{
    position: relative;
    width: 400px;
    height: 250px;
    cursor: pointer;
    margin: 0 auto;
}
.item{
    position: absolute;
    top: 40px;
    left: 0;
    width: 450px;
    height: 250px;
    transition: all 1.5s;   
}

.item img{
    width: 100%;
    height: 100%;

}
.kuang .left{
    left: -200px;
filter: blur(6px);
z-index: 3; 
}
.kuang .middle{
    left: 0px;
    transform: scale(1.3);
z-index: 4;          
}
.kuang .right{
    left: 200px;
filter: blur(6px);
z-index: 3;
}
.xiaoshi{
left: 0px;
z-index: 1;
}
hr{
    position: relative;
    top: 80px;
    border: 2px dashed tomato;
}
p{  position: relative;
    top: 80px;
    font-family: "楷体";
    font-size: 40px;
    text-indent: 2em;
}